Home / 37,260.62-55,877.41-20,406.15

Finding the Fourth Proportional to 37,260.62, 55,877.41 and 20,406.15

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Solution

The fourth proportional to 37,260.62, 55,877.41 and 20,406.15 is: 30,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,260.62 : 55,877.41 = 20,406.15 : x
  2. Step 2: Convert to fraction form
    37,260.62/55,877.41 = 20,406.15/x
  3. Step 3: Cross multiply
    37,260.62x = 55,877.41 × 20,406.15
  4. Step 4: Simplify right side
    37,260.62x = 1,140,242,971.21
  5. Step 5: Solve for x
    x = 1,140,242,971.21/37,260.62
  6. Step 6: Final answer
    x = 30,601.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.